Objective:To study the effectiveness of human papillomavirus type 18 E2 gene (HPV18-E2) vaccine and interleukin-12(IL-12) on their immune effects. Methods:Thirty-five Balb/c female mice aged 6-8-week-old were randomly divided into five groups (each n =7).The mice were given instramuscular injection of DNA vaccines at 2-week four 4 times(100mg/time).The tails were cut to draw blood at the 0,2,4,6 weeks,and then the mice were executed by eyeball blood letting at 8 weeks.ELISA was used for the quantitative detection of the specific lgG antibody in...